John Michell Books

Eccentric Lives, Peculiar Notions

By John Michell

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Starke Platze - Orte, die zum Herzen sprechen

By Werner Pieper, Luisa Francia, Helmut Salzinger, John Michell, Karl Krull, Roman Schweidlenka

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City of Revelation: On the Proportions and Symbolic Numbers of the Cosmic Temple

By John Michell

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At the Centre of the World: Polar Symbolism Discovered in Celtic, Norse and Other Ritualized Landscapes

By John Michell, John F. Michell

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"The powers of ancient rulers emanated from the ritual center of the tribal territory. This center was also regarded as the birthplace of the tribe and belonged to the people as a whole. Installed...

A Little History of Astro Archaeology

By John Michell, John F. Michell, Mitchell John F.

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.